And he said, O my Lord, send, I pray thee, by the hand [of him whom] thou wilt send.
Ver. 13. By the hand of him whom thou wilt.] Or, shouldst send: by that excellent speaker the Messiah, cuius dicere est facere. Thus when God had answered all Moses's objections, he frowardly denies to go notwithstanding, and bids him send by his son, as one that was better fitted for the service. That which made Moses so unwilling, was, whatever he pretended, the fear of his life: which rub when God had once removed, he went on his journey. Exo 4:19-20